Consider the following time series data. Quarter Year 1 Year 2 1 2 3 4 4 2 3 5 СЛ 6 3 5 8 Year 3 7 6 6 9
Consider the following time series data. Quarter Year 1 Year 2 1 2 3 4 4 2 3 5 СЛ 6 3 5 8 Year 3 7 6 6 9
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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Transcribed Image Text:Consider the following time series data.
Quarter Year 1
Year 2
1
2
3
4
4
2
3
5
СЛ
6
3
5
8
Year 3
7
6
6
9
Transcribed Image Text:(b) Show the four-quarter and centered moving average values for this time series.
Centered Moving
Average
Year Quarter
N
3
1
2
1
2
3
3
4
4
1
2
3
4
1
2
3
4
Time Series
Value
4
2
3
5
6
3
5
8
7
(c) Compute seasonal indexes and adjusted seasonal indexes for the four quarters. (Round your answers to three decimal places.)
Adjusted
Seasonal
Index
Quarter Seasonal Index
6
6
9
Four-Quarter
Moving Average
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